Home / 5,252.77-7,249.14-2,894.90

Finding the Fourth Proportional to 5,252.77, 7,249.14 and 2,894.90

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Solution

The fourth proportional to 5,252.77, 7,249.14 and 2,894.90 is: 3,995.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.77 : 7,249.14 = 2,894.90 : x
  2. Step 2: Convert to fraction form
    5,252.77/7,249.14 = 2,894.90/x
  3. Step 3: Cross multiply
    5,252.77x = 7,249.14 × 2,894.90
  4. Step 4: Simplify right side
    5,252.77x = 20,985,535.39
  5. Step 5: Solve for x
    x = 20,985,535.39/5,252.77
  6. Step 6: Final answer
    x = 3,995.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.